# Clean Flag — Worlds Flags & Spacial Games

> Worlds Flags & Spacial Games (iPhone/iPad app by Jens Stoeber.)

- Source: https://appshunter.io/ios/app/clean-flag/id6775767537 (this page in markdown: same URL + `.md`)
- Developer: [Jens Stoeber](https://appshunter.io/developer/6775767539)
- Category: Education, Games, Trivia
- Price: Free with in-app purchases
- Age rating: 9+
- Requires: iOS 26.0 · 105 MB
- Languages: American English
- Released: 2026-06-07
- Data updated: 2026-09-08
- User reviews in markdown: https://appshunter.io/ios/app/clean-flag/id6775767537/reviews.md

## What is Clean Flag?

How well do you know the world?

Clean Flag is a beautiful, fast-paced geography quiz app that tests your knowledge of flags, countries, and capitals across the globe.

GAME MODES

Flags & Countries
• Guess the Country — See a flag, name the country
• Guess the Flag — See a country name, pick the correct flag
• By Region — Focus on any continent or region

Capitals
• Guess the Capital — See a flag, name its capital city
• Flag from Capital — See a capital city, pick the correct flag

Explore & Discover
• World Ranker — Match 8 countries to the stat they rank highest in (GDP, CO₂, Life Expectancy, HDI, and more)
• Country Compare — Wordle-style: guess a hidden country by comparing real-world data
• Hidden Flag — Colors are hidden. Type countries to reveal them one by one
• Country Outline — Identify countries by their shape alone

FEATURES
• 195 countries with real flag images
• Play by continent or go global
• Best streak tracking for every mode
• 4 languages: English, Deutsch, Français, Español
• iCloud-backed progress

CLEAN FLAG PRO
Unlock all Capitals modes with a one-time purchase. Restores for free on all your devices.

Data sources: Our World in Data

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Clean Flag Pro | $3.99 | one-time |
| Stern 300 | $0.99 | one-time |
| Stern 1000 | $2.00 | one-time |



## Version history (last 3 releases)

### 1.4 — 2026-06-11

Hidden Flag performance boost and new fixes

### 1.3 — 2026-06-09

Bug Fix Hidden Flag

### 1.0 — 2026-06-08

No release notes.

## Apps similar to Clean Flag

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [World Flags](https://appshunter.io/ios/app/world-flags/id6739965907) | — | Free | Education |
| [Foleja](https://appshunter.io/ios/app/foleja/id1607980150) | 5.0 (2) | Free | Education |
| [Karl-Marx-Haus](https://appshunter.io/ios/app/karl-marx-haus/id6478696475) | — | Free | Education |
| [States of Mexico Quiz](https://appshunter.io/ios/app/states-of-mexico-quiz/id1338296113) | 4.9 (35) | Free | Education |
| [IELTS Flex](https://appshunter.io/ios/app/ielts-flex/id6476671647) | 5.0 (1) | Free | Education |
| [Gold List: Vocabulary Builder](https://appshunter.io/ios/app/gold-list-vocabulary-builder/id6754531426) | 4.7 (248) | Free | Education |

## More apps by Jens Stoeber

- [Clean Color](https://appshunter.io/ios/app/clean-color/id6776815500)

All apps by Jens Stoeber: https://appshunter.io/developer/6775767539

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-08.*